/* ============================================================
   BASE.CSS — Reset & Estilos Globais
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--color-white);
  color: var(--color-dark);
  overflow-x: hidden;
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* ── Utilitários Globais ─────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--md {
  max-width: var(--max-width-md);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.upper {
  text-transform: uppercase;
}

/* ── Eyebrow (label pequeno acima de títulos) ────────────── */
.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--spacing-sm);
}

/* ── Títulos de secção ───────────────────────────────────── */
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl));
  font-weight: 300;
  line-height: 1.25;
  margin-bottom: 0.5rem;
}

/* ── Divisor decorativo ──────────────────────────────────── */
.divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-primary);
}

.divider--center {
  max-width: 180px;
  margin-left: auto;
  margin-right: auto;
}

.divider__diamond {
  width: 7px;
  height: 7px;
  background: var(--color-primary);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ── Botões ──────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  border: none;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.5);
}

.btn--outline:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

/* ── Animações de scroll ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: none;
}

/* ── Delay de animação (para grupos de cards) ────────────── */
.delay-1 { transition-delay: 0.10s; }
.delay-2 { transition-delay: 0.20s; }
.delay-3 { transition-delay: 0.30s; }

/* ── Botão WhatsApp flutuante ────────────────────────────── */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.45);
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  animation: waBounce 2.5s infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.6);
  animation: none;
}

.whatsapp-btn svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

/* Tooltip */
.whatsapp-btn::before {
  content: 'Fale connosco!';
  position: absolute;
  right: calc(100% + 0.8rem);
  background: var(--color-dark);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.whatsapp-btn:hover::before {
  opacity: 1;
}

@keyframes waBounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

/* Esconder em ecrãs muito pequenos se necessário */
@media (max-width: 400px) {
  .whatsapp-btn { bottom: 1rem; right: 1rem; width: 50px; height: 50px; }
  .whatsapp-btn::before { display: none; }
}